Seafood fans can argue for days about the best kind of fish and the ideal way to prepare it. Some people say there’s nothing better than salmon sashimi.

What’s lurking inside this tilapia? We opened it up to find out, and what we discovered left us speechless. This deep dive into fish anatomy might just blow your mind.

Add Yahoo as a preferred source to see more of our stories on Google. Pan-fried tilapia with potatoes and slaw on plate - Rez-art/Getty Images Often touted as bland, basic, and a bottom-feeder ...